From nobody Wed Oct 1 21:20:45 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B5884264623 for ; Wed, 1 Oct 2025 14:44:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759329887; cv=none; b=cozfxJiKlst3mj8e4anyZteOUypb+8j+wTYOoNWoBlYJKGbOFDY2lyhAJn/CHUI7ob7gmSQcZy9l3feC5FLzBywOwClg/sGufO5u3XNL0wuQQAqVxIwOyR3RpWprSHOT3AT/MHrIlVXdR5uTxjcalGM0cuKqstUPNx/IrXLUvAM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759329887; c=relaxed/simple; bh=cQwmw1vIG2Z1oQ+E//b51h+H+sXp0Zy9tBEL3nDBsSg=; h=Message-ID:Date:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=iMjAVl+ILDVrrhEmlUD+EuLXkzPko9Gjrh9bghn5y3TebkYRr54xnUSb2Xf7reMXVDEx9KJn/0etF9VLb6cXi/aXq98EUh067xLTfWptTGFCfbe0/PNjbAcEwSxTlzHJdQ8aTJYIzYN2XQ5s4x1nqi7ZkzrI4axGwpxQPF16UeA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BnoGdsTq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BnoGdsTq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66386C4CEF9; Wed, 1 Oct 2025 14:44:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1759329887; bh=cQwmw1vIG2Z1oQ+E//b51h+H+sXp0Zy9tBEL3nDBsSg=; h=Date:From:To:Cc:Subject:References:From; b=BnoGdsTq1UAZcjyaTrm+nBtCe/2hAD9rn9Aa/X2bzqyhPgOLrsil2SCns0jSqjSwz O7gIenMF7PuhIIJRqIz5Y6gt8o8gBW9Jz6nTef5QXtnPEJJ0URbvAwJ4bwOoOYPQWf xGAhFBfR8EIODr+DXon1kfeW5SEVj0vbe4UxYJvXxyZSHEpJ/Vr4mHd7e7Unvr1gcA Bp9PLjdC+hKzAj2xuhRL4EhcGJrKwVA73x2R0P+x8eX4/8Lk2nPA6ECnmsRGUEW6a4 ebwjaNuTnOxwAiPQlSzLCfbci0u8ZTnKbtcB5Amkz4QzpU4/BC0syow34xamD+pOJH VjUHYolYongLg== Received: from rostedt by gandalf with local (Exim 4.98.2) (envelope-from ) id 1v3y65-0000000Eb2L-2BLy; Wed, 01 Oct 2025 10:46:25 -0400 Message-ID: <20251001144625.373974129@kernel.org> User-Agent: quilt/0.68 Date: Wed, 01 Oct 2025 10:46:09 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton , Johannes Berg Subject: [for-next][PATCH 4/4] cfg80211: Remove unused tracepoints References: <20251001144605.585204794@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Steven Rostedt Tracepoints that are defined take up around 5K each, even if they are not used. If they are defined and not used, then they waste memory for unused code. Soon unused tracepoints will cause warnings. Remove the unused tracepoints of the cfg80211 subsystem. They are: cfg80211_chandef_dfs_required cfg80211_return_u32 cfg80211_return_uint cfg80211_send_rx_auth Cc: Masami Hiramatsu Cc: Mathieu Desnoyers Cc: Johannes Berg Link: https://lore.kernel.org/20250828221759.131160ee@batman.local.home Signed-off-by: Steven Rostedt (Google) --- net/wireless/trace.h | 56 -------------------------------------------- 1 file changed, 56 deletions(-) diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 34c584a215e5..9b6074155d59 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -3137,23 +3137,6 @@ DEFINE_EVENT(cfg80211_netdev_mac_evt, cfg80211_notif= y_new_peer_candidate, TP_ARGS(netdev, macaddr) ); =20 -DECLARE_EVENT_CLASS(netdev_evt_only, - TP_PROTO(struct net_device *netdev), - TP_ARGS(netdev), - TP_STRUCT__entry( - NETDEV_ENTRY - ), - TP_fast_assign( - NETDEV_ASSIGN; - ), - TP_printk(NETDEV_PR_FMT , NETDEV_PR_ARG) -); - -DEFINE_EVENT(netdev_evt_only, cfg80211_send_rx_auth, - TP_PROTO(struct net_device *netdev), - TP_ARGS(netdev) -); - TRACE_EVENT(cfg80211_send_rx_assoc, TP_PROTO(struct net_device *netdev, const struct cfg80211_rx_assoc_resp_data *data), @@ -3480,21 +3463,6 @@ TRACE_EVENT(cfg80211_reg_can_beacon, __entry->prohibited_flags, __entry->permitting_flags) ); =20 -TRACE_EVENT(cfg80211_chandef_dfs_required, - TP_PROTO(struct wiphy *wiphy, struct cfg80211_chan_def *chandef), - TP_ARGS(wiphy, chandef), - TP_STRUCT__entry( - WIPHY_ENTRY - CHAN_DEF_ENTRY - ), - TP_fast_assign( - WIPHY_ASSIGN; - CHAN_DEF_ASSIGN(chandef); - ), - TP_printk(WIPHY_PR_FMT ", " CHAN_DEF_PR_FMT, - WIPHY_PR_ARG, CHAN_DEF_PR_ARG) -); - TRACE_EVENT(cfg80211_ch_switch_notify, TP_PROTO(struct net_device *netdev, struct cfg80211_chan_def *chandef, @@ -3862,30 +3830,6 @@ DEFINE_EVENT(cfg80211_bss_evt, cfg80211_return_bss, TP_ARGS(pub) ); =20 -TRACE_EVENT(cfg80211_return_uint, - TP_PROTO(unsigned int ret), - TP_ARGS(ret), - TP_STRUCT__entry( - __field(unsigned int, ret) - ), - TP_fast_assign( - __entry->ret =3D ret; - ), - TP_printk("ret: %d", __entry->ret) -); - -TRACE_EVENT(cfg80211_return_u32, - TP_PROTO(u32 ret), - TP_ARGS(ret), - TP_STRUCT__entry( - __field(u32, ret) - ), - TP_fast_assign( - __entry->ret =3D ret; - ), - TP_printk("ret: %u", __entry->ret) -); - TRACE_EVENT(cfg80211_report_wowlan_wakeup, TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, struct cfg80211_wowlan_wakeup *wakeup), --=20 2.50.1